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						<h1 class="coursera-front-search-banner-tagline">Share geometric knowledge resources online, and wiki.</h1>
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					<span class="coursera-front-section-header-title">Some
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					<input type="hidden" class="codejxgbox"
						value="A = point(5, -5);
								B = point(-6, -2.5);
								C = point(3.29, 7.24);
								pol = polygon(A,B,C) <<
										fillColor: '#FFFF00',
										borders: <<
											strokeWidth: 2,
											strokeColor: '#009256'
										>>
									>>;
								
								pABC = perpendicular(pol.borders[0], C);
								pBCA = perpendicular(pol.borders[1], A);
								pCAB = perpendicular(pol.borders[2], B);
								i_1 = intersection(pABC, pCAB, 0);
								
								m_1 = midpoint(A, B);
								m_2 = midpoint(B, C);
								m_3 = midpoint(C, A);
								
								m_a = segment(m_2, A);
								m_b = segment(m_3, B);
								m_c = segment(m_1, C);
								i_2 = intersection(m_a, m_c, 0);
								
								c = circumcircle(A, B, C) <<
										strokeColor: '#000000',
										dash: 3,
										strokeWidth: 1,
										center: <<
											name: 'i_3',
											withlabel:true,
											visible: true
										>>
									>>;
								
								euler = line(i_1, i_2) <<
										dash:1,
										strokeWidth: 2,
										strokeColor:'#901B77'
									>>;"
							id="jxgbox_1"/>
							<div id="pro_jxgbox_1" style="width: 450px; height: 450px; border-style:groove"></div>
							<center><a href="" class="coursera-catalog-listing-courselink internal-home">Euler line</a></center>
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						value="e_1 = point(-3, 6.40);

						e_2 = point(-6.27, -4);

						e_3 = point(5.60, -4);


						e17 = circle(e_1, e_2, e_3) <<center: <<id: 'e16', name: 'e16', visible: false>>,  fillOpacity: 0.5, snaptogrid: false, snaptopoints: undefined, dash: 1, strokeWidth: 1>>;

						e20 = segment(e_1, e_2) <<snaptogrid: false, snaptopoints: undefined, dash: 3, strokeWidth: 1>>;

						e23 = segment(e_2, e_3) <<snaptogrid: false, snaptopoints: undefined, dash: 3, strokeWidth: 1>>;

						e26 = segment(e_1, e_3) <<snaptogrid: false, snaptopoints: undefined, dash: 3, strokeWidth: 1>>;

						e_m = glider(2.25, 6.43, e17);

						e30 = normal(e_m, e26) <<visible: false, point: <<id: 'e29', name: 'e29'>> >>;

						e33 = normal(e_m, e23) <<visible: false, point: <<id: 'e32', name: 'e32'>> >>;

						e36 = normal(e_m, e20) <<visible: false, point: <<id: 'e35', name: 'e35'>> >>;

						point(0.00, 2.58, 3.60) <<id: 'e38', name: '', visible: false, snaptogrid: false, snaptopoints: false, priv: true>>;

						e42 = line(e_2, e_1) <<straightFirst: false, snaptogrid: false, snaptopoints: undefined,dash: 3, strokeWidth: 1>>;

						e43 = intersection(e36, e42, 0) << fillColor: '#fff'>>;

						e45 = intersection(e26, e30, 0) << fillColor: '#fff'>>;

						e47 = intersection(e23, e33, 0) << fillColor: '#fff'>>;

						e59 = segment(e43, e47) <<snaptogrid: false, snaptopoints: undefined>>;

						e62 = segment(e45, e_m) <<snaptogrid: false, snaptopoints: undefined, strokeColor: '#000000', dash: 3, strokeWidth: 1>>;

						e65 = segment(e_m, e47) <<snaptogrid: false, snaptopoints: undefined, strokeColor: '#000000', dash: 3, strokeWidth: 1>>;

						e68 = segment(e43, e_m) <<snaptogrid: false, snaptopoints: undefined, strokeColor: '#000000', dash: 3, strokeWidth: 1>>;"
					id="jxgbox_2"/>
					<div id="pro_jxgbox_2" style="width: 450px; height: 450px; border-style:groove"></div>
					<center><a href="" class="coursera-catalog-listing-courselink internal-home">Simson theorem</a></center>
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